Spectr

• spectral • spectral color • spectral colour • spectrally • spectre • spectrobolometer • spectroelectric • spectrogram • spectrograph • spectrographic • spectrographic analysis • spectrographically • spectroheliogram • spectroheliograph • spectrological • spectrology • spectrometer • spectrometric • spectrometry • spectrophone • spectrophotometer • spectrophotometry • spectroscope • spectroscopic • spectroscopic analysis • spectroscopical • spectroscopist • spectroscopy • spectrum • spectrum analysis • spectrum line